Mary Blenn - 10 Nov 2025 Form 4 Insider Report for Avantor, Inc. (AVTR)

Signature
/s/ Scott Baker, as Attorney-in-Fact
Issuer symbol
AVTR
Transactions as of
10 Nov 2025
Net transactions value
$0
Form type
4
Filing time
12 Nov 2025, 17:06:40 UTC
Next filing
23 Feb 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Blenn Mary EVP, Chief Operating Officer RADNOR CORPORATE CENTER, BUILDING ONE,, SUITE 200, 100 MATSONFORD ROAD, RADNOR /s/ Scott Baker, as Attorney-in-Fact 12 Nov 2025 0002095866

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AVTR Common Stock Award $0 +17,391 $0.000000 17,391 10 Nov 2025 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction AVTR Stock Options (Right to Buy) Award $0 +47,058 $0.000000 47,058 10 Nov 2025 Common Stock 47,058 $11.50 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Reflects a grant of restricted stock units that vest in two equal annual installments beginning on November 10, 2026.
F2 Reflects a grant of stock options that vest in two equal annual installments beginning on November 10, 2026.